Java Code Examples for javax.faces.context.ResponseWriter#write()

/**
 * <p>Render end of ANCHOR.</p>
 *
 * @param context   FacesContext for the request we are processing
 * @param component UIComponent to be rendered
 *
 *  @param context   <code>FacesContext</code> for the current request
 *  @param component <code>UIComponent</code> being rendered
 *
 * @throws IOException if an input/output error occurs
 */
public void encodeEnd(FacesContext context, UIComponent component) throws
    IOException {
  if (!component.isRendered())
  {
    return;
  }

  ResponseWriter writer = context.getResponseWriter();
  String buttonSwitch = (String) RendererUtil.getAttribute(context, component, "useButton");
  boolean useButton = Boolean.getBoolean(
      RendererUtil.makeSwitchString(buttonSwitch, false, true, true, false, false, false));

  if (!useButton) {
    writer.write("</a>");
  }
}
 

public void encodeBegin(FacesContext context, UIComponent component) throws IOException
{
	ResponseWriter writer = context.getResponseWriter();
	writer.write("<fieldset>");
	String title = (String) RendererUtil.getAttribute(context, component, "title");
	if (title != null)
	{
		writer.write("<legend>" + title + "</legend>\n");
	}
}
 

public void encodeEnd(FacesContext context, UIComponent component)
throws IOException
{
  ResponseWriter writer = context.getResponseWriter();
  
  String test = (String) component.getAttributes().get("test");
  if(test!=null)
    test = test.trim();

  if((test!=null) && (!test.equals("")))
  {
    writer.write("</div>");
  }  
}
 

public void encodeBegin(FacesContext context, UIComponent component)
throws IOException {

	if (!component.isRendered()) {
		return;
	}

	ResponseWriter writer = context.getResponseWriter();
	String jsfId = (String) RendererUtil.getAttribute(context, component, "id");
	String id = jsfId;

	if (component.getId() != null &&
			!component.getId().startsWith(UIViewRoot.UNIQUE_ID_PREFIX))
	{
		id = component.getClientId(context);
	}

	String title = (String) RendererUtil.getAttribute(context, component, "title");
	Object tmpFoldStr = RendererUtil.getAttribute(context, component, "hideByDefault");
	String key = (String)RendererUtil.getAttribute(context, component, "key");
	
	writer.write("<fieldset>");
	writer.write("<legend>");
	writer.write("<a role='button' data-toggle='collapse' aria-expanded='true' aria-target='" + id + "' href='#" + id + "' data-target=\"[id='" + id + "']\">" + title + "</a>");
	writer.write("</legend>");

	writer.write("<div class='collapse in' " +
		" id=\"" + id + "\">");
}
 

protected void writeFilesArray(ResponseWriter writer, String arrayVar,
                               Object attchedFiles, MessageFormat format,
                               boolean includeLabel) throws IOException {
   StringWriter buffer = new StringWriter();

   char startChar = '[';
   char endChar = ']';

   if (LIST_ITEM_FORMAT_HTML.equals(format)) {
      startChar = '{';
      endChar = '}';
   }

   buffer.write("  var " + arrayVar + " = "+startChar+"\n");

   if (includeLabel) {
      buffer.write("\"select a file url to insert\" : \"\"");
   }

   if (attchedFiles instanceof Map) {
      buffer.write(outputFiles((Map)attchedFiles, format, !includeLabel));
   }
   else {
      buffer.write(outputFiles((List)attchedFiles, format, !includeLabel));
   }

   buffer.write(endChar + ";\n");
   String result = buffer.toString();
   writer.write(result);
}
 

/**
 * encodeEnd no-op (debug comment line)
 *
 * @param context FacesContext
 * @param component UIComponent
 */

public void encodeBegin(FacesContext context,
                        UIComponent component) throws IOException
{
  ResponseWriter writer = context.getResponseWriter();
  writer.write("<!-- *** DEBUG MULTICOLUMN *** -->");
}
 

public void encodeBegin(FacesContext context, UIComponent component) throws IOException
{
    if(!component.isRendered()){
        //tool_bar tag is not to be rendered, return now
        return;
    }
    ResponseWriter writer = context.getResponseWriter();
    writer.write("<ul class=\"navIntraTool actionToolbar\">");
}
 

public void encodeBegin(FacesContext context, UIComponent component) throws IOException
{
	ResponseWriter writer = context.getResponseWriter();
	writer.write("<fieldset>");
	String title = (String) RendererUtil.getAttribute(context, component, "title");
	if (title != null)
	{
		writer.write("<legend>" + title + "</legend>\n");
	}
}
 

public void encodeBegin(FacesContext context, UIComponent component) throws IOException
{
    if(!component.isRendered()){
        //tool_bar tag is not to be rendered, return now
        return;
    }
    ResponseWriter writer = context.getResponseWriter();
    writer.write("<ul class=\"navIntraTool actionToolbar\">");
}
 

protected void writeAttachedFiles(FacesContext context, UIComponent component,
                                  String configVar, ResponseWriter writer, String toolbar) throws IOException {
   Object attchedFiles = RendererUtil.getAttribute(context,  component, "attachedFiles");
   if (attchedFiles != null && getSize(attchedFiles) > 0) {
      String arrayVar = configVar + "_Resources";

      writeFilesArray(writer, arrayVar, attchedFiles, LIST_ITEM_FORMAT_HTML, true);

      writer.write(  "sakaiRegisterResourceList(");
      writer.write(configVar + ",'" + INSERT_IMAGE_LOC + "'," + arrayVar);
      writer.write(");\n");

      writer.write("  " + configVar + ".toolbar = " + addToolbar(toolbar) + ";\n");
   }
}
 

/** 
 * @see javax.faces.component.UIComponent#encodeEnd(javax.faces.context.FacesContext)
 */
public void encodeEnd(FacesContext context) throws IOException
{
  ResponseWriter writer = context.getResponseWriter();
  UIComponent actionComponent = super.getParent();
  String acionElement = actionComponent.getClientId(context);
  UIForm form = getForm(actionComponent);
  if (form != null)
  {

    writer.startElement("script", null);
    writer.writeAttribute("type", "text/javascript", null);

    String functionCode = "if (document.layers) \n"
        + "document.captureEvents(Event.KEYDOWN); \n"
        + "document.onkeydown =" + "function (evt) \n {"
        + " var keyCode = evt ? (evt.which ? evt.which : evt.keyCode) : "
        + "event.keyCode; \n"
        + "var eventTarget = evt ? evt.target : event.srcElement;  \n"
        + "var textField = eventTarget.type == 'text';  \n"
        + "if (keyCode == 13 && textField) { \n "
        + "document.getElementById('" + acionElement
        + "').click();return false; }  \n" + "else  return true; }";

    writer.write(functionCode);

    writer.endElement("script");
  }
}
 

/**
 * @param context FacesContext for the request we are processing
 * @param writer ResponseWriter to be used
 * @param key key to use to look up the value in the request
 * @param path path to the file
 * @exception IOException if an input/output error occurs while rendering
 */
public static void writeExternalCSSDependencies(FacesContext context, 
      ResponseWriter writer, String key, String path) throws IOException
{
   HttpServletRequest req = (HttpServletRequest) context.getExternalContext().getRequest();
   String cssInclude = (String) req.getAttribute(key);
   
   if (cssInclude == null || cssInclude.length() == 0)
   {
      // include default stylesheet
      cssInclude = "<link href=\"" + path + "\" type=\"text/css\" rel=\"stylesheet\" media=\"all\" />\n";
      req.setAttribute(key, cssInclude);
      writer.write(cssInclude);
   }
}
 

/** Output an HTML button */
private static void writeButton(ResponseWriter out, boolean render, String name, String label, boolean disabled, String title, String accesskey)
	throws IOException
{
	if (!render) return;
	
	//SAK-22812 wrap each button with a fieldset and legend, for accessibility
	out.startElement("fieldset", null);
	out.startElement("legend", null);
	out.writeText(title, null);
	out.endElement("legend");
	
	out.startElement("input", null);
	out.writeAttribute("type", "submit", null);
	out.writeAttribute("name", name, null);
	out.writeAttribute("value", label, null);
	// TODO: i18n
	if (!disabled)
	{
		out.writeAttribute("title", title, null);
		if (accesskey != null) out.writeAttribute("accesskey", accesskey, null);
		//out.writeAttribute("onclick", "javascript:this.form.submit(); return false;", null);
	}
	else
	{
		out.writeAttribute("disabled", "disabled", null);
	}
	out.endElement("input");
	out.endElement("fieldset");
	out.write("\n");
}
 

protected static final void startInlineF(ResponseWriter rw, String cId) throws IOException {
    rw.startElement(SCRIPT, null);
    rw.writeAttribute("id", cId.concat(JS_SUFFIX), null);
    rw.writeAttribute("type", TEXT_JS, null);
    rw.write(START_F);
}
 

public void encodeBegin(FacesContext context, UIComponent component) throws IOException
{
  ResponseWriter writer = context.getResponseWriter();
  writer.write("<h1>");
}
 

/**
  * @see javax.faces.render.Renderer#encodeBegin(javax.faces.context.FacesContext, javax.faces.component.UIComponent)
  */
 public void encodeBegin(FacesContext context, UIComponent component)
     throws IOException
 {
   HttpServletRequest req = ((HttpServletRequest) context.getExternalContext().getRequest());
   String sakaiHeader = (String) req.getAttribute("sakai.html.head");

Locale locale = LocaleUtil.getLocale(context);
String lang = locale.getLanguage();
if (lang == null || lang.equals("")) lang = "en";

   String jsLibraryUrl = "../js";
   
   ResponseWriter writer = context.getResponseWriter();
   writer.write("<!DOCTYPE html>\n");
   writer.write("<html lang=\"" + lang + "\">");
   writer.write("<head>\n");            
   writer.write("<title>Help Index</title>\n");            
   writer.write("<script type=\"text/javascript\" src=\"" + jsLibraryUrl
       + "/csTree.js\"></script>\n");
   if (sakaiHeader != null) writer.write(sakaiHeader);
   writer.write("<link href=\"../css/csTree.css\" type=\"text/css\" rel=\"stylesheet\" />");
   //writer.write("<body onload='collapseAll([\"ol\"]); openBookMark();'>");
   writer.write("</head>\n");

   writer.write("<body class=\"helpIndexBody\">\n");
   writer.write("<ol id=\"root\">");
   UIData data = (UIData) component;
   Object value = data.getValue();

   // Get and validate the help id requested
   String helpDocId = req.getParameter("help");

   if (helpDocId != null) {
    Pattern p = Pattern.compile(HELP_DOC_REGEXP);
    Matcher m = p.matcher(helpDocId);
    
    if (!m.matches()) {
    	helpDocId = "unknown";
    }
   }

   // TODO: make use of the userRole
   String userRole = req.getParameter("userRole");
   
   Set categories = (Set) value;
   
   // filter to only include top-level categories
   for (Iterator i = categories.iterator(); i.hasNext();){
     Category c = (Category) i.next();      
     if (c.getParent() != null || "home".equalsIgnoreCase(c.getName())){
       i.remove();
     }
   }
   
   encodeRecursive(writer, categories, helpDocId);
   writer.write("</ol>");

   if (helpDocId != null)
   {
     writer.write("<script type=\"text/javascript\" src=\"" + jsLibraryUrl
         + "/search.js\"></script>\n");
   }
   writer.write("</body></html>");
 }
 

private void renderCategoryRow(int rowNumber, int columns, UIData uiData, ResponseWriter writer, boolean firstCategory) throws IOException {
	FacesContext facesContext = FacesContext.getCurrentInstance();

	// Cast the uiData into our custom component
	RowGroupDataTable rowGroupDataTable;
	try {
		rowGroupDataTable = (RowGroupDataTable)uiData;
	} catch (ClassCastException cce) {
		log.warn(cce.getMessage());
		return;
	}

	// Get the current section
	RowGroupable rowGroupable;
	List list = (List)uiData.getValue();
	try {
		rowGroupable = (RowGroupable)list.get(rowNumber);
	} catch (IndexOutOfBoundsException ioobe) {
		log.warn(ioobe.getMessage());
		return;
	}

	// For Daisy's CM Home tool
	if (rowNumber == 0){
		// reset rowGroupDataTable.category
		rowGroupDataTable.category = null;
	}

	// Is this section different from the previous RowGroup?
	if( ! rowGroupable.getRowGroupId().equals(rowGroupDataTable.category)) {
		// Update the SectionTable's current RowGroup
		rowGroupDataTable.category = rowGroupable.getRowGroupId();

		// Render a table row for the RowGroup header
		beforeRow(facesContext, uiData);
		HtmlRendererUtils.writePrettyLineSeparator(facesContext);

        writer.startElement(HTML.TR_ELEM, uiData);
    	if(firstCategory) {
            writer.writeAttribute(HTML.CLASS_ATTR, FIRST_CATEGORY_HEADER_STYLE_CLASS, null);
    	} else {
            writer.writeAttribute(HTML.CLASS_ATTR, CATEGORY_HEADER_STYLE_CLASS, null);
        }
        
        Object rowId = uiData.getAttributes().get(JSFAttr.ROW_ID);

        if (rowId != null) {
            writer.writeAttribute(HTML.ID_ATTR, rowId.toString(), null);
        }

		// Render a single colspanned cell displaying the current RowGroup
		writer.startElement(HTML.TD_ELEM, uiData);
		writer.writeAttribute(HTML.COLSPAN_ATTR, columns, null);
		writer.write(JsfUtil.getLocalizedMessage("section_table_category_header", new String[] {rowGroupable.getRowGroupTitle()}));
		writer.endElement(HTML.TD_ELEM);

		renderRowEnd(facesContext, writer, uiData);
		afterRow(facesContext, uiData);
	}
}
 

/**
* <p>Faces render output method .</p>
*  @param context   <code>FacesContext</code> for the current request
*  @param component <code>UIComponent</code> being rendered
*
* @throws IOException if an input/output error occurs
*/
 public void encodeEnd(FacesContext context, UIComponent component)
   throws IOException {

    if (!component.isRendered())
    {
      return;
     }

     ResponseWriter writer = context.getResponseWriter();

     String clientId = null;

     if (component.getId() != null &&
       !component.getId().startsWith(UIViewRoot.UNIQUE_ID_PREFIX))
     {
       clientId = component.getClientId(context);
     }

     if (clientId != null)
     {
       writer.startElement("span", component);
       writer.writeAttribute("id", clientId, "id");
     }

     Map attrMap = component.getAttributes();

     writer.write("\n");
     writer.write("\n<script language=\"javascript\">");
     writer.write("\n// Timer Bar - Version 1.0");
     writer.write(
         "\n// Based on Script by Brian Gosselin of http://scriptasylum.com");
     writer.write(
         "\n  var loadedcolor='blue' ;            // PROGRESS BAR COLOR");
     writer.write(
         "\n  var unloadedcolor='white';         // COLOR OF UNLOADED AREA");
     writer.write(
         "\n  var bordercolor='white';            // COLOR OF THE BORDER");
     writer.write("\n  var barheight = 45; // HEIGHT OF PROGRESS BAR IN PIXELS");
     writer.write("\n  var barwidth = 300; // WIDTH OF THE BAR IN PIXELS");
     writer.write("\n  var waitTime = " + attrMap.get("wait") +
                  "; // NUMBER OF SECONDS FOR PROGRESSBAR");
     writer.write("\n  var loaded = 0; // TENTHS OF A SECOND ELAPSED");
     writer.write(
         "\n// THE FUNCTION BELOW CONTAINS THE ACTION(S) TAKEN ONCE BAR REACHES 100.");
     writer.write("\n");
     writer.write("\n  var action = function()");
     writer.write("\n {");
     writer.write("\n }");
     writer.write("\n</script>");
     writer.write("\n<script language=\"javascript\" src=\"" +
          "/" + RESOURCE_PATH + "/" + SCRIPT_PATH + "\"></script>");
     writer.write("\n");

     if (clientId != null) {
       writer.endElement("span");
     }
 }
 

public void writeJSScript(FacesContext context, ResponseWriter w, UICarousel c) throws IOException {
    // Write the javascript method that starts the carousel
    
    // Get carousel id
    String userId  = c.getId();
    boolean isId   = HtmlUtil.isUserId(userId);
    
    if(isId) {
        // Write carousel activation method "carousel.carousel()" with given parameters
        String clientId = c.getClientId(context);

        // Get the carousel parameters
        // Get isAutoCycle property
        boolean isAuto = c.isAutoCycle();
        // Get slide interval value in milliseconds
        int interval    = c.getSlideInterval();
        String slideInt    = interval == 0 ? "" : Integer.toString(interval); //"" + (interval != 0 ? interval : (java.lang.Integer)getProperty(PROP_SLIDE_INTERVAL));
        // Get whether carousel is wrapped, paused on hover
        boolean wrapped = c.isWrapped();
        String pause = c.getPause();
        String isPause   = StringUtil.isEmpty(pause) ? "" : 
                           (StringUtil.equals(pause, "hover")  || // $NON-NLS-1$
                            StringUtil.equals(pause, "true")  // $NON-NLS-1$
                               ? "hover"  // $NON-NLS-1$
                               : pause);
        
        // write the script element
        w.startElement("script", c); // $NON-NLS-1$
        w.writeAttribute(TYPE, "text/javascript", null); // $NON-NLS-1$
        
        // Build the carousel function
        StringBuilder b = new StringBuilder();
        // Find the carousel element
        b.append("$(document).ready(function(){var carousel = x$("); // $NON-NLS-1$
        JSUtil.addSingleQuoteString(b, clientId);
        b.append(");");
        // Call the carousel method from bootstrap.js
        b.append("carousel.carousel({"); // $NON-NLS-1$
        if(isAuto) {
            if(StringUtil.isNotEmpty(slideInt)) {
                b.append("interval:"); // $NON-NLS-1$
                JSUtil.addString(b, slideInt);
                b.append(",");
            }
        }else{
            b.append("interval:"); // $NON-NLS-1$
            JSUtil.addBoolean(b, false);
            b.append(",");
        }
        if(!wrapped){
            b.append("wrap:"); // $NON-NLS-1$
            JSUtil.addBoolean(b, wrapped);
            b.append(",");
        }
        if(StringUtil.isNotEmpty(isPause)) {
            b.append("pause:"); // $NON-NLS-1$
            JSUtil.addSingleQuoteString(b, isPause);
        }
        b.append("});});");
        w.write(b.toString());
        w.endElement("script"); // $NON-NLS-1$
    }
}
 

/**
 * @param context FacesContext for the request we are processing
 * @param component UIComponent to be rendered
 * @exception IOException if an input/output error occurs while rendering
 * @exception NullPointerException if <code>context</code> or <code>component</code> is null
 */
public void encodeEnd(FacesContext context, UIComponent component) throws IOException
{
	ResponseWriter writer = context.getResponseWriter();
	writer.write("</p>");
}